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Water Recycle, Reuse & Zero Liquid Discharge

By Mangesh Dashrath Surve, Founder- Managing Director (MD), Envicare Technologies Pvt. Ltd.Water is the most precious thing on our planet. It can be called the only true elixir of life. However, wastewater has impacted water levels and water quality.It is where wastewater management comes into the picture and can become a vital force in saving water. There are mainly three ways to deal with wastewater for far-reaching impact. WASTEWATER REUSE :Reusing anything is a classic way of ensuring that the item lasts long, gets utilised in a long term and…

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IDEAL IFASTM CASE STUDY: SHARJAH WWTP, SHARJAH, UAE

By World Water Works BACKGROUNDSharjah Municipality of the United Arab Emirates (U.A.E.) was requiring to treat more and more flow despite having very little space for new treatment systems. They were looking at wanting to expand their plants No. 4 & No. 5 plants to meet new total nitrogen limits and try to do so by having to reuse the existing systems. Sharjah’s engineer, having worked with other large cities around the world, upgrading them to meet new lower effluent permit requirements relating to Total Nitrogen and Ammonia- Nitrogen, showed…

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Taiwan International Water Week (TIWW) 2022 Concluded with Great Success, Promoting New Opportunities for Sustainable Water Resources and Cross-Industry Cooperation

TIWW 2022 concluded with great success on October 15. Featuring water reclamation and recycling, TIWW gathered over 80 government authorities and leading enterprises around the world, including the Water Resources Agency, Industrial Technology Research Institute, Hui Min Environmental Tech, LCY Chemical, GSD Envi-Tech, Gung Dai, TankPAC Industries, Fluence and Veolia Water. These heavyweights presented the total solutions in water, including wastewater treatment, seawater desalination, and smart water management. As Taiwan’s only international tradeshow dedicated to the water industry, TIWW 2022 brought over 2,600 visitors across different industries, which included the…

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Zero Liquid Discharge, Policy Scenerio and Indian Textile Industries

By Manoj Nainani, Executive Director, Egis India Over the years, growth of population, expansion of industry and infrastructures has resulted in accelerated depletion of the natural water supplies and created water stress regions around the world. Further, to preserve natural resources from overburdening and pollution; stringent environmental regulations are being enforced. This requires additional technology interventions prior to waste water discharge and to undertake water management practices. Zero Liquid Discharge (ZLD) is a comparatively recent development in waste water treatment that totally eliminates requirement of waste water discharge to the…

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Waste to Wealth: An overview of the recognized resources derived from wastewater

By Dr. Neethu B and Dr. P. S. Harikumar, Center for Water Resources Development and Management Around 80% of the water we use daily for domestic purpose goes as wastewater. Similarly, a huge quantity of wastewater is being generated atindustries, quality and quantity of which varies with the product as well as process involved. Hence, wastewater has gained much attention as a problematic substance by large proportion of the population. As one-quarter of the world now faces water stress, the sole purpose of wastewater treatment plant is being focused to…

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Rain Water Harvesting Case Study: Center for Industrial Technological Studies and Services Mexico

By Prathamesh Gawde, Senior Product Marketer, Bentley Systems OverviewA technical institution in Mexico used Bentley applications to develop a digital twin of a rainwater harvesting project, which is expected to reduce campus carbon dioxide emissions by 32 tons. Updating Teaching Technology to Meeting Industry StandardsThe Center for Industrial Technological Studies and Services is an educational institution that offers careers in architecture and construction in Mexico City, Mexico. The institution wanted to update their digital teaching tools, as their previous software did not facilitate digital integration of planning, design, and engineering…

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RECYCLE AND REUSE OF GREY WATER – A CASE STUDY

HEMALATHA D. S. and SADASHIVA MURTHY B. M. ABSTRACTThe grey water includes 80–85% of household wastewater. The re-use of this kind of wastewaters is considered as an alternative to the reduction of clean water consumption.The main objective of this dissertation work is to study and design a low cost treatment of grey water and its reuse for non-potable purpose. SJCE Boy’s Hostel of JSS S&TU, Mysuru was selected as suitable site for the present work and collected the grey water samples from four different sources. The physical, chemical and bacteriological…

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CONJUNCTIVE USE OF SURFACE AND SUB-SURFACE WATERS AND CONJUNCTIVITIS CLOUDING THE FORESIGHT
-CASE STUDY OF CHENNAI METROPOLIS, INDIA

By S Sundaramoorthy, S Saktheeswaran and A Jayabalan Abstract Chennai Metropolis is a coastal city of Bay of Bengal dependent wholly on monsoons failing about once in four years and limitations of reservoir storages. Import of water from neighboring state is confronted by monsoon failures there. Seawater Desalination plants are functioning but 90 % of operating cost is subsidized. A study by the United Nations Development Programme (UNDP) during the 1980’s and again in 1990’s identified sub- surface storage in the city’s contiguous riverine aquifer extending to a phenomenal 150…

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Wastewater Reuse: Solution for Water Scarcity

By Mohammed Naser Azeez, Managing Director, Aquality Water Solutions Pvt. Ltd. Water is essential for life. It is the most abundant compound found in all living organisms and the basis of existence of the planet. Yet, around80% of the world’s untreated wastewater is discarded into the water bodies, rivers, lakes, ponds, and oceans creating drinking water pollution that ultimately becomes harmful to public health. The researchers are surprised that in decades, what they could not imagine, the new contaminants are now increasingly found in water that were previously unidentified, from…

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WASTEWATER REUSE SYSTEM AS PART OF THE SMART CITY CONCEPT

By Ran Kedem, Partner And Business Development Director, Reali Technologies Ltd. Smart city concept – backgroundThe smart city concept integrates information and communication technology (ICT), and various physical devices connected to the IoT (Internet of things) network to optimize the efficiency of city operations and services and connect to citizens.Smart city technology allows city departments and management as well as related entities to interact directly with both community and city infrastructure and to monitor what is happening in the city and how the city is evolving. ICT is used to…

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